Tire tread



FIG. 1 is a front perspective view of a tire tread showing my new design;

FIG. 2 is a front view thereof; the back view being a mirror image of FIG. 2 ;

FIG. 3 is a right side view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a fragmentary enlarged front perspective view of the portion 5 framed in FIG. 1 ;

FIG. 6 is an enlarged cross-section view taken along line 6-6 between 6-6 in FIG. 2 ; and,

FIG. 7 is an enlarged cross-section view taken along line 7-7 between 7-7 in FIG. 2 .

Broken lines show environmental portions of a tire tread that are not being claimed, and form no part of the claimed design. The light stippled surface shading represents the surface of the tire tread, and the dark stippled surface shading represents the recessed portion of the tread grooves, having the depth as shown in FIGS. 6 and 7 . 

CLAIM The ornamental design for a tire tread, as shown and described. 